Trivial System of Nomenclature

Q. The alkane that give only one monochloro product on chlorination with $C{l}_2$ in presence of diffused sunlight is

1. isopentane
2. neopentane
3. 2, 2-dimethylbutane
4. n-pentane

Q. Total number of monochlorinated products (including stereoisomers) during photochemical chlorination of 2-methylbutane is:
[0.77 Mark]

1. $2$
2. $3$
3. $4$
4. $6$

Q. 21. Vant hoff factor for acetic acid in aqueous solution medium at infinite dilution is

Q. The gas evolved when methylamine reacts with nitrous acid is:

1. 
   $N{H}_3$
2. 
   $N_2$
3. 
   $H_2$
4. 
   $C_2{H}_6$

Q.

What is the common name of ethanoic acid?

Q.

Limiting molar conductivity of acetic acid can be calculated using:

1. 

2. 

3. 

4. 

Q.

Vinegar is a dilute aqueous solution of:

1. Ethanoic acid

2. Oxalic acid

3. Benzoic acid

4. Citric acid

Q. Carbon-Carbon double bond in an alkene consists of:

1. one weak sigma $\left(\sigma \right)$ bond due to head-on overlapping of $s{p}^2$orbitals and one weak pi $\left(\pi \right)$ bond
2. one weak sigma $\left(\sigma \right)$ bond due to head-on overlapping of $s{p}^3$orbitals and one weak pi $\left(\pi \right)$ bond
3. one strong sigma $\left(\sigma \right)$ bond due to head-on overlapping of $s{p}^2$orbitals and one weak pi $\left(\pi \right)$ bond
4. one strong sigma $\left(\sigma \right)$ bond due to head-on overlapping of $s{p}^3$orbitals and one weak pi $\left(\pi \right)$ bond

Q.

What do you understand by trivial names of compounds?

Q.

Choose the correct word from the bracket and fill in the blanks.

A Carbon compound normally known as marsh gas is ________.(Methane/Ethane)

Q. Consider te following molecules:
Choose the correct comparison of stability:

1. $III>II>IV>I$
2. $IV>I>III>II$
3. $IV>III>II>I$
4. $III>IV>II>I$

Q.

Which of the following reactants yield ethane?

1. Ethanol and H₂SO₄

2. Ethyl bromide and KCN

3. Methyl bromide and sodium

4. Ethyl bromide and Mg

Q.

Give the Latin names of the following elements.

(a) Sodium (b) Potassium (c) Gold

Q. Which of the following alkanes on halogenation gives only only one monohalogenated product?

1. 2-methylbutane
2. 2, 2-dimethylpropane
3. Cyclopentane
4. Both (b) and (c)

Q.

Give the chemical names of two compounds and also state their trivial names.

Q. In the structure, the number of carbons are:

1. One primary, one secondary, one tertiary and one quaternary
2. One primary, two secondary and one tertiary
3. Four primary, two tertiary and one secondary
4. Five primary, one secondary, one tertiary and one quaternary

Q. What is the basic rule in naming compounds as iso, sec, tert, neo etcc Eg.sec butyl

Q. The molecular formulae for phosgene and tear gas are .......... and ......... respectively.

1. $COC{l}_2$ and $CC{l}_{3}N{O}_2$
2. $SOC{l}_2$ and $CC{l}_{3}N{O}_2$
3. $COC{l}_2$ and $CC{I}_{3}N{O}_2$
4. $SOC{l}_2$ and $CC{I}_{3}N{O}_2$

Q. Give the common names of the following compounds which have been named according to the IUPAC system of nomenclature.
1, 2, 3-Propanetriol

Q. A. show how can styrene be converted to benzoic acid. B. although p-benzoic acid is less acidic than benzoic acid, salicylic acid is about 15 times more acidic than benzoic acid.

Q. Which nomenclature is not according to IUPAC convention?

1. $Br-C{H}_2-CH=C{H}_{2}1-\text{Bromo}-\text{prop}-2-\text{ene}$
2. 
3. 
4. 

Q. The first system developed for naming of organic compounds was called Geneva system.

1. True
2. False

Q. Which of the following are trivial name of organic compounds?

1. vinegar
2. furyl aldehyde
3. acetic acid
4. acrolein

Q. On mixing a certain alkane with chlorine and irradiating it with ultraviolet light, it forms only one monochloroalkane. This alkane could be

1. Pentane
2. Isopentane
3. Neopentane
4. Propane

Q. Which of the following compound gives only one monochloro product on its chlorirnation in presence of sunlight?

1. n-butane
2. Iso pentane
3. Neo pentane
4. n-pentane

Q. Which of the following is gemdihalide?

1. $C{H}_3-CH\left(Br\right)-C{H}_{2}Br$
2. $BrC{H}_{2}C{H}_{2}Br$
3. $C{H}_3-CH\left(Br\right)-C{H}_2-C{H}_{2}Br$
4. $C{H}_3-CHB{r}_2$

Q. Acetylene comes under which system of nomenclature?

1. IUPAC system of nomenclature
2. R/S system of nomenclature
3. Binomial nomenclature
4. Trivial system of nomenclature

Q. This question is from chemistry ( carbon and its compounds)
Should I must learn common names of hydrocarbons or IUPAC names are enough?

Q. Di-n-butylphthalate is:

1. plasticizer
2. thermoplastic
3. polymer
4. thermosetting plastic

Q. What is the IUPAC name of the given compound?